201781160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42391}}^1$

素因数の和:42426

約数の個数: 64

約数和(自身を含む): 549400320

約数和(自身を除く): 347619160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 42391, 84782, 169564, 211955, 296737, 339128, 423910, 593474, 720647, 847820, 1186948, 1441294, 1483685, 1695640, 2373896, 2882588, 2967370, 3603235, 5044529, 5765176, 5934740, 7206470, 10089058, 11869480, 14412940, 20178116, 25222645, 28825880, 40356232, 50445290, 100890580, 201781160]

約数ペア:

[(1, 201781160), (2, 100890580), (4, 50445290), (5, 40356232), (7, 28825880), (8, 25222645), (10, 20178116), (14, 14412940), (17, 11869480), (20, 10089058), (28, 7206470), (34, 5934740), (35, 5765176), (40, 5044529), (56, 3603235), (68, 2967370), (70, 2882588), (85, 2373896), (119, 1695640), (136, 1483685), (140, 1441294), (170, 1186948), (238, 847820), (280, 720647), (340, 593474), (476, 423910), (595, 339128), (680, 296737), (952, 211955), (1190, 169564), (2380, 84782), (4760, 42391)]